public function getHTMLFragments($gridField)
{
$list = $gridField->getList();
if (!$this->checkDataType($list)) {
return null;
}
/** @var Filterable $list */
$forTemplate = new ArrayData(array());
$forTemplate->Fields = new ArrayList();
$columns = $gridField->getColumns();
$filterArguments = $gridField->State->GridFieldFilterHeader->Columns->toArray();
$currentColumn = 0;
foreach ($columns as $columnField) {
$currentColumn++;
$metadata = $gridField->getColumnMetadata($columnField);
$title = $metadata['title'];
$fields = new FieldGroup();
if ($title && $list->canFilterBy($columnField)) {
$value = '';
if (isset($filterArguments[$columnField])) {
$value = $filterArguments[$columnField];
}
$field = new TextField('filter[' . $gridField->getName() . '][' . $columnField . ']', '', $value);
$field->addExtraClass('grid-field__sort-field');
$field->addExtraClass('no-change-track');
$field->setAttribute('placeholder', _t('GridField.FilterBy', "Filter by ") . _t('GridField.' . $metadata['title'], $metadata['title']));
$fields->push($field);
$fields->push(GridField_FormAction::create($gridField, 'reset', false, 'reset', null)->addExtraClass('btn font-icon-cancel btn--no-text ss-gridfield-button-reset')->setAttribute('title', _t('GridField.ResetFilter', "Reset"))->setAttribute('id', 'action_reset_' . $gridField->getModelClass() . '_' . $columnField));
}
if ($currentColumn == count($columns)) {
$fields->push(GridField_FormAction::create($gridField, 'filter', false, 'filter', null)->addExtraClass('btn font-icon-search btn--no-text btn--icon-large grid-field__filter-submit ss-gridfield-button-filter')->setAttribute('title', _t('GridField.Filter', "Filter"))->setAttribute('id', 'action_filter_' . $gridField->getModelClass() . '_' . $columnField));
$fields->push(GridField_FormAction::create($gridField, 'reset', false, 'reset', null)->addExtraClass('btn font-icon-cancel btn--no-text grid-field__filter-clear ss-gridfield-button-close')->setAttribute('title', _t('GridField.ResetFilter', "Reset"))->setAttribute('id', 'action_reset_' . $gridField->getModelClass() . '_' . $columnField));
$fields->addExtraClass('filter-buttons');
$fields->addExtraClass('no-change-track');
}
$forTemplate->Fields->push($fields);
}
$templates = SSViewer::get_templates_by_class($this, '_Row', __CLASS__);
return array('header' => $forTemplate->renderWith($templates));
}
